1)Find the sixth term of the geometric sequence for which a1=5 and r=3 A)1215 B)3645 C)9375 D)23 I chose A 2)Write an equation for the nth term of the geometric sequence -12,4,-4/3... A)aN=-12(1/3)n-1 B)aN=12(-1/3)n-1 C)aN=-12(-1/3)-n+1 D)aN=-12(-1/3)n-1 I chose C 3)Find

93,362 questions, page 270
1. MATH: Need help please

Find the linear approximation of f(x)=\ln x at x=1 and use it to estimate ln 1.12. L(x)= . ln 1.12 approx

asked by Anonymous on November 1, 2014
2. math

Solve the following matrices.(sORRY I DON'T KNOW HOW TO DO THE BRACKETS) B= 1, -4 -2, 1 3, 0 D= 0, 1 1, 0 G= -3, 1 4, 5 FIND: a) DG = b) GD = c) BG = d) DD = e) GG =

asked by heidi on November 30, 2008
3. Math

Find the value of x or y so that the line passing through the two points has the given slope. (-1,4) (X,3); M=2/3

asked by Sophia on August 21, 2011
4. number theory

Find the remainder when 1!+2!+...+299!+300! is divided by 21

asked by john on August 1, 2012
5. math

find a formula for the truncation error if we use P6(x) to approximate 1/(1-2x) on (-1/2,1/2)

asked by mathu on December 9, 2008
6. number theory

Find the remainder when 1!+2!+...+299!+300! is divided by 21

asked by john on August 1, 2012
7. math

Find the remainder when 1!+2!+...+299!+300! is divided by 21

asked by John on August 1, 2012
8. enders game

so ive been looking through the book for a while and I cant find an allusion in it...can you quote on for me

asked by Jack Meoff on August 25, 2013
9. math

find the area of right traingle of base 1.2m and hypotenuse 3.7.

asked by math on January 9, 2016
10. geometry

find the measure of DAED for MDBEC=96 degree

asked by sandra on July 1, 2012
11. math

find a formula for the truncation error if we use P6(x) to approximate 1/(1-2x) on (-1/2,1/2)

asked by hello can anybody help me on December 9, 2008
12. maths

there is a figur given and the triangleABC,D,E,F are respectively find the perimeter of triangleDEF

asked by komal on August 26, 2013
13. Math

Find the units digit in 23^7777 by looking for mod 10.

asked by Shay on August 2, 2012
14. Further maths

Find the zeros of the polynomial f(x)=2x3-7x2-3x+18

asked by Ande2 on October 8, 2018
15. match

1. Find the x- and y-intercepts algebraically, showing all work for: y = –(2/3)x + 30

asked by Darcy on November 2, 2010
16. math

find an equation of the line having the given slope and containing the given point m=-4(1,2)

asked by Anonymous on September 10, 2011
17. Math Calc

Find the tangent line to the curve (y-x)^2= 2y+4 at the point (2,6)

asked by Lalee on August 18, 2011
18. Human Geography

How do I calculate the physiological density of Namibia? I can't find it!! HELP!! :)

asked by Haley on October 24, 2010
19. To Taylor

Please find a socially acceptable screen name (First Name) before you post again. Thanks. =)

asked by Writeacher on November 2, 2010
20. geometry

Given that r1=6i-8j+2k,r2=4i+5j+7k,r3=-2i+j+6k is a vector. Find r1r2,r2r3,r3r1(a)30,21,-8(b)26,23,8(c)24,19,-7(d)19,27,7

asked by grace on August 30, 2013
21. math

find a formula for the truncation error if we use P6(x) to approximate 1/(1-2x) on (-1/2,1/2)

asked by how many times do i have to post this to get help on December 9, 2008
22. Calc

Find a and b such that y=asrtx+ b/srtx has (1,8) as a point of inflection.

asked by Tom M on June 27, 2012
23. Algebra

Find h(x) with terms in order of decreasing degree, if 9x^3-3x+1+h(x)=3x^2-5x+3.

asked by Trish Goal on November 13, 2014
24. 8th grade math

How do you find the y-intercept in a graph, equation, and table?

asked by john on November 2, 2010
25. geometry

Find the volume of a rectangular solid with the following dimensions: 2.3 cm x 4.6 cm x 7.8 cm

asked by shannon on July 13, 2009
26. Algebra

Why do you have to use estimation to find the number of triangles you need for the strength?

asked by ShAnEdAwSoN on October 11, 2018
27. Math

In the expansion of (x^2-b/x)^4, the coefficient of x^2 is 294. Find the value of the constant "b"

asked by Alice on February 9, 2017
28. Geometry

find the distance between points M(5,16) and Z(-1,15) to the nearest tenth

asked by Anonymous on September 5, 2018
29. Calc

Find h'(2), given that f(2)= -3, g(2)= 4, f'(2)= -2, and g'(2)= 7 a) h(x)= 5f(x) - 4g(x) b) h(x)= f(x)g(x) c) h(x)= f(x)/g(x) d) h(x)= g(x)/1 + f(x) I have no idea how to plug these in. If someone could please show me how to go about one, I'm sure the rest

asked by Chelsea on October 24, 2010
30. math

Find the area between the loops of the limacon r=2(1+2cosθ)

asked by Moren on February 7, 2017
31. calculus

Find the linear approximation of f(x)=\ln x at x=1 and use it to estimate ln 1.12. L(x)= . ? ln 1.12 \approx ?

asked by Alessandra Romano on October 31, 2014
32. calculus

Let f(x) = x ^3. The equation of the tangent line to f(x) at x = 3 is y= ?. Using this, we find our approximation for 2.7 ^3 is

asked by Alessandra Romano on October 31, 2014
33. trig

sina=^10 sinb=^5 find a+b if a,b are acute angles

asked by parminder on August 19, 2011
34. Calculus

Find the derivative of f(x) = x^2 ln (x^2) using the Product Rule, and simplify.

asked by Mel <3 on November 30, 2008
35. Calculus

Find the derivative of y=x^2 / e^2x using the Quotient Rule, and simplify. I really need help! please! :)

asked by Mel <3 on November 30, 2008
36. Math

You have three dice. What is the probability to find rolling two same number?

asked by Sima on October 17, 2007
37. trig

sina=^10 sinb=^5 find a+b if a,b are acute angles

asked by Anonymous on August 19, 2011
38. math

find the sum of each arithmetic series (a)5+8+11+....to 20 terms

asked by machaka on January 22, 2017
39. maths

find possible lengthsof three sides of two triangles whose perimeter is 21 cm

asked by poornakumar on January 7, 2016
40. Math

find an equationof the line containing the given pair of points (2,4) (6,5)

asked by Anonymous on September 10, 2011
41. calculus

find the domain and range of the function g(x)= 10+2x-x^2 (all under radical)

asked by Mariam on July 29, 2009
42. geometry

suppose point J is between points H and J. Let HJ=2x+5,JK=3x-7,and KH=18. Find the length

asked by jessica on August 21, 2011
43. Algebra

|a+2 3z+1 5m|+|3a 2z 5m|=|10 -14 80| |4k 0 3 | |2k 5 6| |10 5 9 | This is a matrice and I am trying to find the values of the variables in each equation

asked by mike on December 17, 2009
44. College Algebra

Find an equation that has the given solutions. (There are many correct answers.) -1/6, -8/9

asked by Jack on July 13, 2013
45. Math

Find the value that makes the pair of ratios equivalent 1. 8 2.(7) 3.6 4.5

asked by Help I need somebody not just anybody on January 24, 2017
46. calculus

f(x)=1/x^2 use formal definition of derivative to find slope at x=2

asked by help needed on July 6, 2012
47. math geometry

Find the area of the triangle defined by the coordinates (-3, -4), (-7, 0), and (-3, 4).

asked by angel on January 24, 2017
48. Math

f(x)=x^2-6x+2 Find the h, the x-coordinate of this parabola. Can you please show work??!!

asked by Angelina on December 8, 2008
49. math

Find the coordinates of vertex for the parabola given by the equation f(x)=3x^2-x-1

asked by Corrine on July 26, 2012
50. math

How I write two subtraction equations to show how to find 15-7

asked by anoude on September 15, 2018
51. Math

explain why you cannot use y=mx+b to find the equation of a veritcal line

asked by M on November 3, 2014
52. Math

Find the equation of the line that passes through the given points (-8,4) and (2,-1) y=-1/2x

asked by M on November 3, 2014
53. Math

Find the equation of the line that passes through the given points (1,5) and (2,0) y=-5/1x+10

asked by M on November 3, 2014
54. maths

Find all possible pairs of two natural numbers whose sum is 77 and their g.c.f is 7

asked by sanjay on February 3, 2017
55. Chemistry

How would I find the moles of H+ if I have 2.0 M HCl and 2.0 M NaOH solution?

asked by Sara on October 26, 2010
56. Math

Could anyone help me find the pattern for these fractions? I can't seem to figure it out. Thanks 2/3,3/4,4/5,5/6. The LCD for them is 60.

asked by Shadow on August 24, 2011
57. science

How to find oxidation number on redox reactions

asked by Gena on March 27, 2010
58. maths

Find the value of k if the product of the roots of the quadratic equation kx^2 + 4x + k^2 -21 = 0 is 4

asked by Jayden Haddy on August 15, 2013
59. pls help me math

Find an equivalent function to f(x) = 3(6)^2x. f(x) = 3(36)^x f(x) = 182^x f(x) = 108^x f(x) = 9^x(36^x)

asked by Oscar on January 22, 2016
60. geometry

In the figure below, find x if ABCD is a square and angle B = 3x + 60.

asked by heyam on August 25, 2011
61. Graphing polynomial functions

Given f(x)= 4x^2=9x+2 and g(x)=3x-2, find and simplify the following: (f+g)(x) (fg)(x) (f-g)(3) I have a few other problems i need help with too so if you want to lend me a hand let me know.

asked by eric on October 20, 2007
62. GEOMETRY (SA oftriangular pyramid)

Find the surface area of a triangular pyramid with b =4 cm, h= 8.2 cm and s = 7 cm. PLEASE. How ?

asked by Lloini on July 14, 2013
63. Calculus

find f(3) and f'(3), assuming that the tangent line to y=f(x) at a=3 has the equation y=5x+2.

asked by Hannah on September 7, 2011
64. Calculus

Find all the values of (x) in the interval [0, 2Pi], such that sec^2 (x) = 4

asked by Severin on January 24, 2017
65. math

triangle with vertices A(-2,2), B(4,0) and C(-2,-3). find the length of this altitude

asked by Ted on October 26, 2010
66. Math

Perform the requested operation or operations. f(x) = 2x - 9, g(x) = 4x - 4 Find (f - g)(x).

asked by Ford on October 26, 2010
67. Math

Perform the requested operation or operations. f(x) = 4 - 4x, g(x) = -9x + 4 Find (f + g)(x).

asked by Ford on October 26, 2010
68. Calculus

Let u = (-2,3) and v = (5,-6). Find the sum and the dot product of these two vectors.

asked by Brock on July 5, 2012
69. For the Function, Find...

For the function g(x)=squareroot(2x+3), find the domain and rage of g.

asked by Ami on July 27, 2009
70. Algebra

Find the exact solutions of the systems of equation x^2+2y^2=18 and x=2y

asked by Annie on April 25, 2008
71. Calculus

Find the dot product of (u+v)*w u=-1,3 v=2,4 w=2,-5 Answer choices: A:37 B:-37 C:-29 D:-33 E:29 F:9

asked by Brock on July 3, 2012
72. Mathematics

Show how to find an example of 29 consecutive numbers, none of which is is prime.

asked by Abc on October 5, 2018
73. math

how do I find the the relationship between Y and X on a input/output table

asked by celestial on August 1, 2012
74. Algebra help

Find the formula for the inverse of each function. 4.) g(x)= (x+5)^3 I do not understand how to do this one.

asked by Shawn on December 1, 2008
75. Maths

Find the equation of a circumcircle of a triangle whose testices are A (2, 3), B (5, 4) and C (3, 7)

asked by Shredder on January 25, 2016
76. science

how do i find the percent. then lable it on a smaller diagram

asked by jacob on November 12, 2014
77. math

Find the differential of each function. a) e ^ tan(pi*t) b) sqrt (8+ln(z))

asked by asi on October 28, 2007
78. math

Find each product mentally show the steps you use 9 x 44

asked by Morgan on January 22, 2017
79. Math

Find rartio 8 hits in 22. GAMES. NOT AT BATS

asked by Caden on August 25, 2013
80. Trigonometry

Given triangle ABC with gamma = 61.0°, Beta = 29.0°, and b = 20.5, find the value of a. A. 9.94 B. 11.4 C. 42.3 D. 37.0

asked by Anonymous on August 1, 2012
81. Calculus

Find the limit as x approaches 0 of (tan6x)/(sin2x)

asked by Me on August 25, 2013
82. mathematics

for all values of X for which of the following is defined, find th value of cot^2(X)- csc^2(X)

asked by matthew on July 18, 2009
83. math

how to find line of best fit without a graphing calculator

asked by anneliese marie on January 24, 2016
84. Calculus

find an equation for the line tangent to y=2-6x^2 at (-5,-148)

asked by Hina on September 7, 2011
85. math

Find all real and Imaginary solutions 7x^(3)+70x^(2)-x-10=0

asked by Samantha on October 26, 2010
86. Calculus

Find the derivative of y=[6(x^3/2)]/x thankyouu! i got 9sqrtx but i don't think that's right!

asked by Anonymous on August 20, 2013
87. algebra

Essay: Show all work. Find the following product. (x^2+7)(x^3-x7)

asked by Anna&Karen on July 27, 2012
88. Western Civ

What is Pluralism and why would contemporary people might find them so objectionable.

asked by Steve on December 8, 2008
89. Maths

3 2 If 3x+ax+bx+4 has x+1 as factor and leaves remainder 2 when divided by x-1, find the value of a and b.

asked by Anupam khatiwara on July 29, 2012
90. Calculus

Find the general indefinite integral ∫ v(v3+5)2dv

asked by Hailey on November 12, 2014
91. MAth

find equation of line which passes through the points (5,7) and (5,-8).

asked by Sarah on August 20, 2013
92. trig

tan ø = 5; Quad I How do I find the other 5 function values?

asked by Michelle on September 9, 2011
93. Math

For the function g(x)=squareroot(2x+3), find the domain and rage of g.

asked by Ami on July 27, 2009
94. Find the odds in favor of an event whose probabili

Find the odds in favor of an event whose probability is P(E) = 3/10

asked by Anonymous on July 4, 2012
95. aksu

Find the sum of vectors A=5m

asked by offiong christiana on February 6, 2017
96. math

Find an equation of the vertical line that passes through (23, 6).

asked by Honey on September 7, 2012
97. algerbra

Find an equation of the line containing the given pair of points (1/6,1/3) and (5/6,3)

asked by Renee on July 30, 2011
98. college math

Please help me solve this Find the value of k so that the polynomial Q(x)= x^3 - k^2x^2 + k(5x-9)- 12 has a remainder of 1 when divided by x + 2

asked by Jen on October 11, 2010
99. Calculus

Find the limit as x approaches 0 [(sqrt(x+9))-3]/x A. 0 B. 1 C. Infinity D. 1/3 E. None of these

asked by Anonymous on November 30, 2014
100. algebra

find the root i know this answer should be 4 but how do i arrive there can someone show me how to do this please X+16/x=8

asked by jared on October 8, 2013